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  1. /**
  2. ******************************************************************************
  3. * @file stm32wbxx_hal_spi.h
  4. * @author MCD Application Team
  5. * @brief Header file of SPI HAL module.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
  10. * All rights reserved.</center></h2>
  11. *
  12. * This software component is licensed by ST under BSD 3-Clause license,
  13. * the "License"; You may not use this file except in compliance with the
  14. * License. You may obtain a copy of the License at:
  15. * opensource.org/licenses/BSD-3-Clause
  16. *
  17. ******************************************************************************
  18. */
  19. /* Define to prevent recursive inclusion -------------------------------------*/
  20. #ifndef STM32WBxx_HAL_SPI_H
  21. #define STM32WBxx_HAL_SPI_H
  22. #ifdef __cplusplus
  23. extern "C" {
  24. #endif
  25. /* Includes ------------------------------------------------------------------*/
  26. #include "stm32wbxx_hal_def.h"
  27. /** @addtogroup STM32WBxx_HAL_Driver
  28. * @{
  29. */
  30. /** @addtogroup SPI
  31. * @{
  32. */
  33. /* Exported types ------------------------------------------------------------*/
  34. /** @defgroup SPI_Exported_Types SPI Exported Types
  35. * @{
  36. */
  37. /**
  38. * @brief SPI Configuration Structure definition
  39. */
  40. typedef struct
  41. {
  42. uint32_t Mode; /*!< Specifies the SPI operating mode.
  43. This parameter can be a value of @ref SPI_Mode */
  44. uint32_t Direction; /*!< Specifies the SPI bidirectional mode state.
  45. This parameter can be a value of @ref SPI_Direction */
  46. uint32_t DataSize; /*!< Specifies the SPI data size.
  47. This parameter can be a value of @ref SPI_Data_Size */
  48. uint32_t CLKPolarity; /*!< Specifies the serial clock steady state.
  49. This parameter can be a value of @ref SPI_Clock_Polarity */
  50. uint32_t CLKPhase; /*!< Specifies the clock active edge for the bit capture.
  51. This parameter can be a value of @ref SPI_Clock_Phase */
  52. uint32_t NSS; /*!< Specifies whether the NSS signal is managed by
  53. hardware (NSS pin) or by software using the SSI bit.
  54. This parameter can be a value of @ref SPI_Slave_Select_management */
  55. uint32_t BaudRatePrescaler; /*!< Specifies the Baud Rate prescaler value which will be
  56. used to configure the transmit and receive SCK clock.
  57. This parameter can be a value of @ref SPI_BaudRate_Prescaler
  58. @note The communication clock is derived from the master
  59. clock. The slave clock does not need to be set. */
  60. uint32_t FirstBit; /*!< Specifies whether data transfers start from MSB or LSB bit.
  61. This parameter can be a value of @ref SPI_MSB_LSB_transmission */
  62. uint32_t TIMode; /*!< Specifies if the TI mode is enabled or not.
  63. This parameter can be a value of @ref SPI_TI_mode */
  64. uint32_t CRCCalculation; /*!< Specifies if the CRC calculation is enabled or not.
  65. This parameter can be a value of @ref SPI_CRC_Calculation */
  66. uint32_t CRCPolynomial; /*!< Specifies the polynomial used for the CRC calculation.
  67. This parameter must be an odd number between Min_Data = 1 and Max_Data = 65535 */
  68. uint32_t CRCLength; /*!< Specifies the CRC Length used for the CRC calculation.
  69. CRC Length is only used with Data8 and Data16, not other data size
  70. This parameter can be a value of @ref SPI_CRC_length */
  71. uint32_t NSSPMode; /*!< Specifies whether the NSSP signal is enabled or not .
  72. This parameter can be a value of @ref SPI_NSSP_Mode
  73. This mode is activated by the NSSP bit in the SPIx_CR2 register and
  74. it takes effect only if the SPI interface is configured as Motorola SPI
  75. master (FRF=0) with capture on the first edge (SPIx_CR1 CPHA = 0,
  76. CPOL setting is ignored).. */
  77. } SPI_InitTypeDef;
  78. /**
  79. * @brief HAL SPI State structure definition
  80. */
  81. typedef enum
  82. {
  83. HAL_SPI_STATE_RESET = 0x00U, /*!< Peripheral not Initialized */
  84. HAL_SPI_STATE_READY = 0x01U, /*!< Peripheral Initialized and ready for use */
  85. HAL_SPI_STATE_BUSY = 0x02U, /*!< an internal process is ongoing */
  86. HAL_SPI_STATE_BUSY_TX = 0x03U, /*!< Data Transmission process is ongoing */
  87. HAL_SPI_STATE_BUSY_RX = 0x04U, /*!< Data Reception process is ongoing */
  88. HAL_SPI_STATE_BUSY_TX_RX = 0x05U, /*!< Data Transmission and Reception process is ongoing */
  89. HAL_SPI_STATE_ERROR = 0x06U, /*!< SPI error state */
  90. HAL_SPI_STATE_ABORT = 0x07U /*!< SPI abort is ongoing */
  91. } HAL_SPI_StateTypeDef;
  92. /**
  93. * @brief SPI handle Structure definition
  94. */
  95. typedef struct __SPI_HandleTypeDef
  96. {
  97. SPI_TypeDef *Instance; /*!< SPI registers base address */
  98. SPI_InitTypeDef Init; /*!< SPI communication parameters */
  99. uint8_t *pTxBuffPtr; /*!< Pointer to SPI Tx transfer Buffer */
  100. uint16_t TxXferSize; /*!< SPI Tx Transfer size */
  101. __IO uint16_t TxXferCount; /*!< SPI Tx Transfer Counter */
  102. uint8_t *pRxBuffPtr; /*!< Pointer to SPI Rx transfer Buffer */
  103. uint16_t RxXferSize; /*!< SPI Rx Transfer size */
  104. __IO uint16_t RxXferCount; /*!< SPI Rx Transfer Counter */
  105. uint32_t CRCSize; /*!< SPI CRC size used for the transfer */
  106. void (*RxISR)(struct __SPI_HandleTypeDef *hspi); /*!< function pointer on Rx ISR */
  107. void (*TxISR)(struct __SPI_HandleTypeDef *hspi); /*!< function pointer on Tx ISR */
  108. DMA_HandleTypeDef *hdmatx; /*!< SPI Tx DMA Handle parameters */
  109. DMA_HandleTypeDef *hdmarx; /*!< SPI Rx DMA Handle parameters */
  110. HAL_LockTypeDef Lock; /*!< Locking object */
  111. __IO HAL_SPI_StateTypeDef State; /*!< SPI communication state */
  112. __IO uint32_t ErrorCode; /*!< SPI Error code */
  113. #if (USE_HAL_SPI_REGISTER_CALLBACKS == 1U)
  114. void (* TxCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Tx Completed callback */
  115. void (* RxCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Rx Completed callback */
  116. void (* TxRxCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI TxRx Completed callback */
  117. void (* TxHalfCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Tx Half Completed callback */
  118. void (* RxHalfCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Rx Half Completed callback */
  119. void (* TxRxHalfCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI TxRx Half Completed callback */
  120. void (* ErrorCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Error callback */
  121. void (* AbortCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Abort callback */
  122. void (* MspInitCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Msp Init callback */
  123. void (* MspDeInitCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Msp DeInit callback */
  124. #endif /* USE_HAL_SPI_REGISTER_CALLBACKS */
  125. } SPI_HandleTypeDef;
  126. #if (USE_HAL_SPI_REGISTER_CALLBACKS == 1U)
  127. /**
  128. * @brief HAL SPI Callback ID enumeration definition
  129. */
  130. typedef enum
  131. {
  132. HAL_SPI_TX_COMPLETE_CB_ID = 0x00U, /*!< SPI Tx Completed callback ID */
  133. HAL_SPI_RX_COMPLETE_CB_ID = 0x01U, /*!< SPI Rx Completed callback ID */
  134. HAL_SPI_TX_RX_COMPLETE_CB_ID = 0x02U, /*!< SPI TxRx Completed callback ID */
  135. HAL_SPI_TX_HALF_COMPLETE_CB_ID = 0x03U, /*!< SPI Tx Half Completed callback ID */
  136. HAL_SPI_RX_HALF_COMPLETE_CB_ID = 0x04U, /*!< SPI Rx Half Completed callback ID */
  137. HAL_SPI_TX_RX_HALF_COMPLETE_CB_ID = 0x05U, /*!< SPI TxRx Half Completed callback ID */
  138. HAL_SPI_ERROR_CB_ID = 0x06U, /*!< SPI Error callback ID */
  139. HAL_SPI_ABORT_CB_ID = 0x07U, /*!< SPI Abort callback ID */
  140. HAL_SPI_MSPINIT_CB_ID = 0x08U, /*!< SPI Msp Init callback ID */
  141. HAL_SPI_MSPDEINIT_CB_ID = 0x09U /*!< SPI Msp DeInit callback ID */
  142. } HAL_SPI_CallbackIDTypeDef;
  143. /**
  144. * @brief HAL SPI Callback pointer definition
  145. */
  146. typedef void (*pSPI_CallbackTypeDef)(SPI_HandleTypeDef *hspi); /*!< pointer to an SPI callback function */
  147. #endif /* USE_HAL_SPI_REGISTER_CALLBACKS */
  148. /**
  149. * @}
  150. */
  151. /* Exported constants --------------------------------------------------------*/
  152. /** @defgroup SPI_Exported_Constants SPI Exported Constants
  153. * @{
  154. */
  155. /** @defgroup SPI_Error_Code SPI Error Code
  156. * @{
  157. */
  158. #define HAL_SPI_ERROR_NONE (0x00000000U) /*!< No error */
  159. #define HAL_SPI_ERROR_MODF (0x00000001U) /*!< MODF error */
  160. #define HAL_SPI_ERROR_CRC (0x00000002U) /*!< CRC error */
  161. #define HAL_SPI_ERROR_OVR (0x00000004U) /*!< OVR error */
  162. #define HAL_SPI_ERROR_FRE (0x00000008U) /*!< FRE error */
  163. #define HAL_SPI_ERROR_DMA (0x00000010U) /*!< DMA transfer error */
  164. #define HAL_SPI_ERROR_FLAG (0x00000020U) /*!< Error on RXNE/TXE/BSY/FTLVL/FRLVL Flag */
  165. #define HAL_SPI_ERROR_ABORT (0x00000040U) /*!< Error during SPI Abort procedure */
  166. #if (USE_HAL_SPI_REGISTER_CALLBACKS == 1U)
  167. #define HAL_SPI_ERROR_INVALID_CALLBACK (0x00000080U) /*!< Invalid Callback error */
  168. #endif /* USE_HAL_SPI_REGISTER_CALLBACKS */
  169. /**
  170. * @}
  171. */
  172. /** @defgroup SPI_Mode SPI Mode
  173. * @{
  174. */
  175. #define SPI_MODE_SLAVE (0x00000000U)
  176. #define SPI_MODE_MASTER (SPI_CR1_MSTR | SPI_CR1_SSI)
  177. /**
  178. * @}
  179. */
  180. /** @defgroup SPI_Direction SPI Direction Mode
  181. * @{
  182. */
  183. #define SPI_DIRECTION_2LINES (0x00000000U)
  184. #define SPI_DIRECTION_2LINES_RXONLY SPI_CR1_RXONLY
  185. #define SPI_DIRECTION_1LINE SPI_CR1_BIDIMODE
  186. /**
  187. * @}
  188. */
  189. /** @defgroup SPI_Data_Size SPI Data Size
  190. * @{
  191. */
  192. #define SPI_DATASIZE_4BIT (0x00000300U)
  193. #define SPI_DATASIZE_5BIT (0x00000400U)
  194. #define SPI_DATASIZE_6BIT (0x00000500U)
  195. #define SPI_DATASIZE_7BIT (0x00000600U)
  196. #define SPI_DATASIZE_8BIT (0x00000700U)
  197. #define SPI_DATASIZE_9BIT (0x00000800U)
  198. #define SPI_DATASIZE_10BIT (0x00000900U)
  199. #define SPI_DATASIZE_11BIT (0x00000A00U)
  200. #define SPI_DATASIZE_12BIT (0x00000B00U)
  201. #define SPI_DATASIZE_13BIT (0x00000C00U)
  202. #define SPI_DATASIZE_14BIT (0x00000D00U)
  203. #define SPI_DATASIZE_15BIT (0x00000E00U)
  204. #define SPI_DATASIZE_16BIT (0x00000F00U)
  205. /**
  206. * @}
  207. */
  208. /** @defgroup SPI_Clock_Polarity SPI Clock Polarity
  209. * @{
  210. */
  211. #define SPI_POLARITY_LOW (0x00000000U)
  212. #define SPI_POLARITY_HIGH SPI_CR1_CPOL
  213. /**
  214. * @}
  215. */
  216. /** @defgroup SPI_Clock_Phase SPI Clock Phase
  217. * @{
  218. */
  219. #define SPI_PHASE_1EDGE (0x00000000U)
  220. #define SPI_PHASE_2EDGE SPI_CR1_CPHA
  221. /**
  222. * @}
  223. */
  224. /** @defgroup SPI_Slave_Select_management SPI Slave Select Management
  225. * @{
  226. */
  227. #define SPI_NSS_SOFT SPI_CR1_SSM
  228. #define SPI_NSS_HARD_INPUT (0x00000000U)
  229. #define SPI_NSS_HARD_OUTPUT (SPI_CR2_SSOE << 16U)
  230. /**
  231. * @}
  232. */
  233. /** @defgroup SPI_NSSP_Mode SPI NSS Pulse Mode
  234. * @{
  235. */
  236. #define SPI_NSS_PULSE_ENABLE SPI_CR2_NSSP
  237. #define SPI_NSS_PULSE_DISABLE (0x00000000U)
  238. /**
  239. * @}
  240. */
  241. /** @defgroup SPI_BaudRate_Prescaler SPI BaudRate Prescaler
  242. * @{
  243. */
  244. #define SPI_BAUDRATEPRESCALER_2 (0x00000000U)
  245. #define SPI_BAUDRATEPRESCALER_4 (SPI_CR1_BR_0)
  246. #define SPI_BAUDRATEPRESCALER_8 (SPI_CR1_BR_1)
  247. #define SPI_BAUDRATEPRESCALER_16 (SPI_CR1_BR_1 | SPI_CR1_BR_0)
  248. #define SPI_BAUDRATEPRESCALER_32 (SPI_CR1_BR_2)
  249. #define SPI_BAUDRATEPRESCALER_64 (SPI_CR1_BR_2 | SPI_CR1_BR_0)
  250. #define SPI_BAUDRATEPRESCALER_128 (SPI_CR1_BR_2 | SPI_CR1_BR_1)
  251. #define SPI_BAUDRATEPRESCALER_256 (SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0)
  252. /**
  253. * @}
  254. */
  255. /** @defgroup SPI_MSB_LSB_transmission SPI MSB LSB Transmission
  256. * @{
  257. */
  258. #define SPI_FIRSTBIT_MSB (0x00000000U)
  259. #define SPI_FIRSTBIT_LSB SPI_CR1_LSBFIRST
  260. /**
  261. * @}
  262. */
  263. /** @defgroup SPI_TI_mode SPI TI Mode
  264. * @{
  265. */
  266. #define SPI_TIMODE_DISABLE (0x00000000U)
  267. #define SPI_TIMODE_ENABLE SPI_CR2_FRF
  268. /**
  269. * @}
  270. */
  271. /** @defgroup SPI_CRC_Calculation SPI CRC Calculation
  272. * @{
  273. */
  274. #define SPI_CRCCALCULATION_DISABLE (0x00000000U)
  275. #define SPI_CRCCALCULATION_ENABLE SPI_CR1_CRCEN
  276. /**
  277. * @}
  278. */
  279. /** @defgroup SPI_CRC_length SPI CRC Length
  280. * @{
  281. * This parameter can be one of the following values:
  282. * SPI_CRC_LENGTH_DATASIZE: aligned with the data size
  283. * SPI_CRC_LENGTH_8BIT : CRC 8bit
  284. * SPI_CRC_LENGTH_16BIT : CRC 16bit
  285. */
  286. #define SPI_CRC_LENGTH_DATASIZE (0x00000000U)
  287. #define SPI_CRC_LENGTH_8BIT (0x00000001U)
  288. #define SPI_CRC_LENGTH_16BIT (0x00000002U)
  289. /**
  290. * @}
  291. */
  292. /** @defgroup SPI_FIFO_reception_threshold SPI FIFO Reception Threshold
  293. * @{
  294. * This parameter can be one of the following values:
  295. * SPI_RXFIFO_THRESHOLD or SPI_RXFIFO_THRESHOLD_QF :
  296. * RXNE event is generated if the FIFO
  297. * level is greater or equal to 1/4(8-bits).
  298. * SPI_RXFIFO_THRESHOLD_HF: RXNE event is generated if the FIFO
  299. * level is greater or equal to 1/2(16 bits). */
  300. #define SPI_RXFIFO_THRESHOLD SPI_CR2_FRXTH
  301. #define SPI_RXFIFO_THRESHOLD_QF SPI_CR2_FRXTH
  302. #define SPI_RXFIFO_THRESHOLD_HF (0x00000000U)
  303. /**
  304. * @}
  305. */
  306. /** @defgroup SPI_Interrupt_definition SPI Interrupt Definition
  307. * @{
  308. */
  309. #define SPI_IT_TXE SPI_CR2_TXEIE
  310. #define SPI_IT_RXNE SPI_CR2_RXNEIE
  311. #define SPI_IT_ERR SPI_CR2_ERRIE
  312. /**
  313. * @}
  314. */
  315. /** @defgroup SPI_Flags_definition SPI Flags Definition
  316. * @{
  317. */
  318. #define SPI_FLAG_RXNE SPI_SR_RXNE /* SPI status flag: Rx buffer not empty flag */
  319. #define SPI_FLAG_TXE SPI_SR_TXE /* SPI status flag: Tx buffer empty flag */
  320. #define SPI_FLAG_BSY SPI_SR_BSY /* SPI status flag: Busy flag */
  321. #define SPI_FLAG_CRCERR SPI_SR_CRCERR /* SPI Error flag: CRC error flag */
  322. #define SPI_FLAG_MODF SPI_SR_MODF /* SPI Error flag: Mode fault flag */
  323. #define SPI_FLAG_OVR SPI_SR_OVR /* SPI Error flag: Overrun flag */
  324. #define SPI_FLAG_FRE SPI_SR_FRE /* SPI Error flag: TI mode frame format error flag */
  325. #define SPI_FLAG_FTLVL SPI_SR_FTLVL /* SPI fifo transmission level */
  326. #define SPI_FLAG_FRLVL SPI_SR_FRLVL /* SPI fifo reception level */
  327. #define SPI_FLAG_MASK (SPI_SR_RXNE | SPI_SR_TXE | SPI_SR_BSY | SPI_SR_CRCERR\
  328. | SPI_SR_MODF | SPI_SR_OVR | SPI_SR_FRE | SPI_SR_FTLVL | SPI_SR_FRLVL)
  329. /**
  330. * @}
  331. */
  332. /** @defgroup SPI_transmission_fifo_status_level SPI Transmission FIFO Status Level
  333. * @{
  334. */
  335. #define SPI_FTLVL_EMPTY (0x00000000U)
  336. #define SPI_FTLVL_QUARTER_FULL (0x00000800U)
  337. #define SPI_FTLVL_HALF_FULL (0x00001000U)
  338. #define SPI_FTLVL_FULL (0x00001800U)
  339. /**
  340. * @}
  341. */
  342. /** @defgroup SPI_reception_fifo_status_level SPI Reception FIFO Status Level
  343. * @{
  344. */
  345. #define SPI_FRLVL_EMPTY (0x00000000U)
  346. #define SPI_FRLVL_QUARTER_FULL (0x00000200U)
  347. #define SPI_FRLVL_HALF_FULL (0x00000400U)
  348. #define SPI_FRLVL_FULL (0x00000600U)
  349. /**
  350. * @}
  351. */
  352. /**
  353. * @}
  354. */
  355. /* Exported macros -----------------------------------------------------------*/
  356. /** @defgroup SPI_Exported_Macros SPI Exported Macros
  357. * @{
  358. */
  359. /** @brief Reset SPI handle state.
  360. * @param __HANDLE__ specifies the SPI Handle.
  361. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  362. * @retval None
  363. */
  364. #if (USE_HAL_SPI_REGISTER_CALLBACKS == 1U)
  365. #define __HAL_SPI_RESET_HANDLE_STATE(__HANDLE__) do{ \
  366. (__HANDLE__)->State = HAL_SPI_STATE_RESET; \
  367. (__HANDLE__)->MspInitCallback = NULL; \
  368. (__HANDLE__)->MspDeInitCallback = NULL; \
  369. } while(0)
  370. #else
  371. #define __HAL_SPI_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_SPI_STATE_RESET)
  372. #endif /* USE_HAL_SPI_REGISTER_CALLBACKS */
  373. /** @brief Enable the specified SPI interrupts.
  374. * @param __HANDLE__ specifies the SPI Handle.
  375. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  376. * @param __INTERRUPT__ specifies the interrupt source to enable.
  377. * This parameter can be one of the following values:
  378. * @arg SPI_IT_TXE: Tx buffer empty interrupt enable
  379. * @arg SPI_IT_RXNE: RX buffer not empty interrupt enable
  380. * @arg SPI_IT_ERR: Error interrupt enable
  381. * @retval None
  382. */
  383. #define __HAL_SPI_ENABLE_IT(__HANDLE__, __INTERRUPT__) SET_BIT((__HANDLE__)->Instance->CR2, (__INTERRUPT__))
  384. /** @brief Disable the specified SPI interrupts.
  385. * @param __HANDLE__ specifies the SPI handle.
  386. * This parameter can be SPIx where x: 1, 2, or 3 to select the SPI peripheral.
  387. * @param __INTERRUPT__ specifies the interrupt source to disable.
  388. * This parameter can be one of the following values:
  389. * @arg SPI_IT_TXE: Tx buffer empty interrupt enable
  390. * @arg SPI_IT_RXNE: RX buffer not empty interrupt enable
  391. * @arg SPI_IT_ERR: Error interrupt enable
  392. * @retval None
  393. */
  394. #define __HAL_SPI_DISABLE_IT(__HANDLE__, __INTERRUPT__) CLEAR_BIT((__HANDLE__)->Instance->CR2, (__INTERRUPT__))
  395. /** @brief Check whether the specified SPI interrupt source is enabled or not.
  396. * @param __HANDLE__ specifies the SPI Handle.
  397. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  398. * @param __INTERRUPT__ specifies the SPI interrupt source to check.
  399. * This parameter can be one of the following values:
  400. * @arg SPI_IT_TXE: Tx buffer empty interrupt enable
  401. * @arg SPI_IT_RXNE: RX buffer not empty interrupt enable
  402. * @arg SPI_IT_ERR: Error interrupt enable
  403. * @retval The new state of __IT__ (TRUE or FALSE).
  404. */
  405. #define __HAL_SPI_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR2\
  406. & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
  407. /** @brief Check whether the specified SPI flag is set or not.
  408. * @param __HANDLE__ specifies the SPI Handle.
  409. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  410. * @param __FLAG__ specifies the flag to check.
  411. * This parameter can be one of the following values:
  412. * @arg SPI_FLAG_RXNE: Receive buffer not empty flag
  413. * @arg SPI_FLAG_TXE: Transmit buffer empty flag
  414. * @arg SPI_FLAG_CRCERR: CRC error flag
  415. * @arg SPI_FLAG_MODF: Mode fault flag
  416. * @arg SPI_FLAG_OVR: Overrun flag
  417. * @arg SPI_FLAG_BSY: Busy flag
  418. * @arg SPI_FLAG_FRE: Frame format error flag
  419. * @arg SPI_FLAG_FTLVL: SPI fifo transmission level
  420. * @arg SPI_FLAG_FRLVL: SPI fifo reception level
  421. * @retval The new state of __FLAG__ (TRUE or FALSE).
  422. */
  423. #define __HAL_SPI_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->SR) & (__FLAG__)) == (__FLAG__))
  424. /** @brief Clear the SPI CRCERR pending flag.
  425. * @param __HANDLE__ specifies the SPI Handle.
  426. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  427. * @retval None
  428. */
  429. #define __HAL_SPI_CLEAR_CRCERRFLAG(__HANDLE__) ((__HANDLE__)->Instance->SR = (uint16_t)(~SPI_FLAG_CRCERR))
  430. /** @brief Clear the SPI MODF pending flag.
  431. * @param __HANDLE__ specifies the SPI Handle.
  432. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  433. * @retval None
  434. */
  435. #define __HAL_SPI_CLEAR_MODFFLAG(__HANDLE__) \
  436. do{ \
  437. __IO uint32_t tmpreg_modf = 0x00U; \
  438. tmpreg_modf = (__HANDLE__)->Instance->SR; \
  439. CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_SPE); \
  440. UNUSED(tmpreg_modf); \
  441. } while(0U)
  442. /** @brief Clear the SPI OVR pending flag.
  443. * @param __HANDLE__ specifies the SPI Handle.
  444. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  445. * @retval None
  446. */
  447. #define __HAL_SPI_CLEAR_OVRFLAG(__HANDLE__) \
  448. do{ \
  449. __IO uint32_t tmpreg_ovr = 0x00U; \
  450. tmpreg_ovr = (__HANDLE__)->Instance->DR; \
  451. tmpreg_ovr = (__HANDLE__)->Instance->SR; \
  452. UNUSED(tmpreg_ovr); \
  453. } while(0U)
  454. /** @brief Clear the SPI FRE pending flag.
  455. * @param __HANDLE__ specifies the SPI Handle.
  456. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  457. * @retval None
  458. */
  459. #define __HAL_SPI_CLEAR_FREFLAG(__HANDLE__) \
  460. do{ \
  461. __IO uint32_t tmpreg_fre = 0x00U; \
  462. tmpreg_fre = (__HANDLE__)->Instance->SR; \
  463. UNUSED(tmpreg_fre); \
  464. }while(0U)
  465. /** @brief Enable the SPI peripheral.
  466. * @param __HANDLE__ specifies the SPI Handle.
  467. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  468. * @retval None
  469. */
  470. #define __HAL_SPI_ENABLE(__HANDLE__) SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_SPE)
  471. /** @brief Disable the SPI peripheral.
  472. * @param __HANDLE__ specifies the SPI Handle.
  473. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  474. * @retval None
  475. */
  476. #define __HAL_SPI_DISABLE(__HANDLE__) CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_SPE)
  477. /**
  478. * @}
  479. */
  480. /* Private macros ------------------------------------------------------------*/
  481. /** @defgroup SPI_Private_Macros SPI Private Macros
  482. * @{
  483. */
  484. /** @brief Set the SPI transmit-only mode.
  485. * @param __HANDLE__ specifies the SPI Handle.
  486. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  487. * @retval None
  488. */
  489. #define SPI_1LINE_TX(__HANDLE__) SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_BIDIOE)
  490. /** @brief Set the SPI receive-only mode.
  491. * @param __HANDLE__ specifies the SPI Handle.
  492. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  493. * @retval None
  494. */
  495. #define SPI_1LINE_RX(__HANDLE__) CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_BIDIOE)
  496. /** @brief Reset the CRC calculation of the SPI.
  497. * @param __HANDLE__ specifies the SPI Handle.
  498. * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.
  499. * @retval None
  500. */
  501. #define SPI_RESET_CRC(__HANDLE__) do{CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_CRCEN);\
  502. SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_CRCEN);}while(0U)
  503. /** @brief Check whether the specified SPI flag is set or not.
  504. * @param __SR__ copy of SPI SR register.
  505. * @param __FLAG__ specifies the flag to check.
  506. * This parameter can be one of the following values:
  507. * @arg SPI_FLAG_RXNE: Receive buffer not empty flag
  508. * @arg SPI_FLAG_TXE: Transmit buffer empty flag
  509. * @arg SPI_FLAG_CRCERR: CRC error flag
  510. * @arg SPI_FLAG_MODF: Mode fault flag
  511. * @arg SPI_FLAG_OVR: Overrun flag
  512. * @arg SPI_FLAG_BSY: Busy flag
  513. * @arg SPI_FLAG_FRE: Frame format error flag
  514. * @arg SPI_FLAG_FTLVL: SPI fifo transmission level
  515. * @arg SPI_FLAG_FRLVL: SPI fifo reception level
  516. * @retval SET or RESET.
  517. */
  518. #define SPI_CHECK_FLAG(__SR__, __FLAG__) ((((__SR__) & ((__FLAG__) & SPI_FLAG_MASK)) == \
  519. ((__FLAG__) & SPI_FLAG_MASK)) ? SET : RESET)
  520. /** @brief Check whether the specified SPI Interrupt is set or not.
  521. * @param __CR2__ copy of SPI CR2 register.
  522. * @param __INTERRUPT__ specifies the SPI interrupt source to check.
  523. * This parameter can be one of the following values:
  524. * @arg SPI_IT_TXE: Tx buffer empty interrupt enable
  525. * @arg SPI_IT_RXNE: RX buffer not empty interrupt enable
  526. * @arg SPI_IT_ERR: Error interrupt enable
  527. * @retval SET or RESET.
  528. */
  529. #define SPI_CHECK_IT_SOURCE(__CR2__, __INTERRUPT__) ((((__CR2__) & (__INTERRUPT__)) == \
  530. (__INTERRUPT__)) ? SET : RESET)
  531. /** @brief Checks if SPI Mode parameter is in allowed range.
  532. * @param __MODE__ specifies the SPI Mode.
  533. * This parameter can be a value of @ref SPI_Mode
  534. * @retval None
  535. */
  536. #define IS_SPI_MODE(__MODE__) (((__MODE__) == SPI_MODE_SLAVE) || \
  537. ((__MODE__) == SPI_MODE_MASTER))
  538. /** @brief Checks if SPI Direction Mode parameter is in allowed range.
  539. * @param __MODE__ specifies the SPI Direction Mode.
  540. * This parameter can be a value of @ref SPI_Direction
  541. * @retval None
  542. */
  543. #define IS_SPI_DIRECTION(__MODE__) (((__MODE__) == SPI_DIRECTION_2LINES) || \
  544. ((__MODE__) == SPI_DIRECTION_2LINES_RXONLY) || \
  545. ((__MODE__) == SPI_DIRECTION_1LINE))
  546. /** @brief Checks if SPI Direction Mode parameter is 2 lines.
  547. * @param __MODE__ specifies the SPI Direction Mode.
  548. * @retval None
  549. */
  550. #define IS_SPI_DIRECTION_2LINES(__MODE__) ((__MODE__) == SPI_DIRECTION_2LINES)
  551. /** @brief Checks if SPI Direction Mode parameter is 1 or 2 lines.
  552. * @param __MODE__ specifies the SPI Direction Mode.
  553. * @retval None
  554. */
  555. #define IS_SPI_DIRECTION_2LINES_OR_1LINE(__MODE__) (((__MODE__) == SPI_DIRECTION_2LINES) || \
  556. ((__MODE__) == SPI_DIRECTION_1LINE))
  557. /** @brief Checks if SPI Data Size parameter is in allowed range.
  558. * @param __DATASIZE__ specifies the SPI Data Size.
  559. * This parameter can be a value of @ref SPI_Data_Size
  560. * @retval None
  561. */
  562. #define IS_SPI_DATASIZE(__DATASIZE__) (((__DATASIZE__) == SPI_DATASIZE_16BIT) || \
  563. ((__DATASIZE__) == SPI_DATASIZE_15BIT) || \
  564. ((__DATASIZE__) == SPI_DATASIZE_14BIT) || \
  565. ((__DATASIZE__) == SPI_DATASIZE_13BIT) || \
  566. ((__DATASIZE__) == SPI_DATASIZE_12BIT) || \
  567. ((__DATASIZE__) == SPI_DATASIZE_11BIT) || \
  568. ((__DATASIZE__) == SPI_DATASIZE_10BIT) || \
  569. ((__DATASIZE__) == SPI_DATASIZE_9BIT) || \
  570. ((__DATASIZE__) == SPI_DATASIZE_8BIT) || \
  571. ((__DATASIZE__) == SPI_DATASIZE_7BIT) || \
  572. ((__DATASIZE__) == SPI_DATASIZE_6BIT) || \
  573. ((__DATASIZE__) == SPI_DATASIZE_5BIT) || \
  574. ((__DATASIZE__) == SPI_DATASIZE_4BIT))
  575. /** @brief Checks if SPI Serial clock steady state parameter is in allowed range.
  576. * @param __CPOL__ specifies the SPI serial clock steady state.
  577. * This parameter can be a value of @ref SPI_Clock_Polarity
  578. * @retval None
  579. */
  580. #define IS_SPI_CPOL(__CPOL__) (((__CPOL__) == SPI_POLARITY_LOW) || \
  581. ((__CPOL__) == SPI_POLARITY_HIGH))
  582. /** @brief Checks if SPI Clock Phase parameter is in allowed range.
  583. * @param __CPHA__ specifies the SPI Clock Phase.
  584. * This parameter can be a value of @ref SPI_Clock_Phase
  585. * @retval None
  586. */
  587. #define IS_SPI_CPHA(__CPHA__) (((__CPHA__) == SPI_PHASE_1EDGE) || \
  588. ((__CPHA__) == SPI_PHASE_2EDGE))
  589. /** @brief Checks if SPI Slave Select parameter is in allowed range.
  590. * @param __NSS__ specifies the SPI Slave Select management parameter.
  591. * This parameter can be a value of @ref SPI_Slave_Select_management
  592. * @retval None
  593. */
  594. #define IS_SPI_NSS(__NSS__) (((__NSS__) == SPI_NSS_SOFT) || \
  595. ((__NSS__) == SPI_NSS_HARD_INPUT) || \
  596. ((__NSS__) == SPI_NSS_HARD_OUTPUT))
  597. /** @brief Checks if SPI NSS Pulse parameter is in allowed range.
  598. * @param __NSSP__ specifies the SPI NSS Pulse Mode parameter.
  599. * This parameter can be a value of @ref SPI_NSSP_Mode
  600. * @retval None
  601. */
  602. #define IS_SPI_NSSP(__NSSP__) (((__NSSP__) == SPI_NSS_PULSE_ENABLE) || \
  603. ((__NSSP__) == SPI_NSS_PULSE_DISABLE))
  604. /** @brief Checks if SPI Baudrate prescaler parameter is in allowed range.
  605. * @param __PRESCALER__ specifies the SPI Baudrate prescaler.
  606. * This parameter can be a value of @ref SPI_BaudRate_Prescaler
  607. * @retval None
  608. */
  609. #define IS_SPI_BAUDRATE_PRESCALER(__PRESCALER__) (((__PRESCALER__) == SPI_BAUDRATEPRESCALER_2) || \
  610. ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_4) || \
  611. ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_8) || \
  612. ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_16) || \
  613. ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_32) || \
  614. ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_64) || \
  615. ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_128) || \
  616. ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_256))
  617. /** @brief Checks if SPI MSB LSB transmission parameter is in allowed range.
  618. * @param __BIT__ specifies the SPI MSB LSB transmission (whether data transfer starts from MSB or LSB bit).
  619. * This parameter can be a value of @ref SPI_MSB_LSB_transmission
  620. * @retval None
  621. */
  622. #define IS_SPI_FIRST_BIT(__BIT__) (((__BIT__) == SPI_FIRSTBIT_MSB) || \
  623. ((__BIT__) == SPI_FIRSTBIT_LSB))
  624. /** @brief Checks if SPI TI mode parameter is in allowed range.
  625. * @param __MODE__ specifies the SPI TI mode.
  626. * This parameter can be a value of @ref SPI_TI_mode
  627. * @retval None
  628. */
  629. #define IS_SPI_TIMODE(__MODE__) (((__MODE__) == SPI_TIMODE_DISABLE) || \
  630. ((__MODE__) == SPI_TIMODE_ENABLE))
  631. /** @brief Checks if SPI CRC calculation enabled state is in allowed range.
  632. * @param __CALCULATION__ specifies the SPI CRC calculation enable state.
  633. * This parameter can be a value of @ref SPI_CRC_Calculation
  634. * @retval None
  635. */
  636. #define IS_SPI_CRC_CALCULATION(__CALCULATION__) (((__CALCULATION__) == SPI_CRCCALCULATION_DISABLE) || \
  637. ((__CALCULATION__) == SPI_CRCCALCULATION_ENABLE))
  638. /** @brief Checks if SPI CRC length is in allowed range.
  639. * @param __LENGTH__ specifies the SPI CRC length.
  640. * This parameter can be a value of @ref SPI_CRC_length
  641. * @retval None
  642. */
  643. #define IS_SPI_CRC_LENGTH(__LENGTH__) (((__LENGTH__) == SPI_CRC_LENGTH_DATASIZE) || \
  644. ((__LENGTH__) == SPI_CRC_LENGTH_8BIT) || \
  645. ((__LENGTH__) == SPI_CRC_LENGTH_16BIT))
  646. /** @brief Checks if SPI polynomial value to be used for the CRC calculation, is in allowed range.
  647. * @param __POLYNOMIAL__ specifies the SPI polynomial value to be used for the CRC calculation.
  648. * This parameter must be a number between Min_Data = 0 and Max_Data = 65535
  649. * @retval None
  650. */
  651. #define IS_SPI_CRC_POLYNOMIAL(__POLYNOMIAL__) (((__POLYNOMIAL__) >= 0x1U) && \
  652. ((__POLYNOMIAL__) <= 0xFFFFU) && \
  653. (((__POLYNOMIAL__)&0x1U) != 0U))
  654. /** @brief Checks if DMA handle is valid.
  655. * @param __HANDLE__ specifies a DMA Handle.
  656. * @retval None
  657. */
  658. #define IS_SPI_DMA_HANDLE(__HANDLE__) ((__HANDLE__) != NULL)
  659. /**
  660. * @}
  661. */
  662. /* Include SPI HAL Extended module */
  663. #include "stm32wbxx_hal_spi_ex.h"
  664. /* Exported functions --------------------------------------------------------*/
  665. /** @addtogroup SPI_Exported_Functions
  666. * @{
  667. */
  668. /** @addtogroup SPI_Exported_Functions_Group1
  669. * @{
  670. */
  671. /* Initialization/de-initialization functions ********************************/
  672. HAL_StatusTypeDef HAL_SPI_Init(SPI_HandleTypeDef *hspi);
  673. HAL_StatusTypeDef HAL_SPI_DeInit(SPI_HandleTypeDef *hspi);
  674. void HAL_SPI_MspInit(SPI_HandleTypeDef *hspi);
  675. void HAL_SPI_MspDeInit(SPI_HandleTypeDef *hspi);
  676. /* Callbacks Register/UnRegister functions ***********************************/
  677. #if (USE_HAL_SPI_REGISTER_CALLBACKS == 1U)
  678. HAL_StatusTypeDef HAL_SPI_RegisterCallback(SPI_HandleTypeDef *hspi, HAL_SPI_CallbackIDTypeDef CallbackID, pSPI_CallbackTypeDef pCallback);
  679. HAL_StatusTypeDef HAL_SPI_UnRegisterCallback(SPI_HandleTypeDef *hspi, HAL_SPI_CallbackIDTypeDef CallbackID);
  680. #endif /* USE_HAL_SPI_REGISTER_CALLBACKS */
  681. /**
  682. * @}
  683. */
  684. /** @addtogroup SPI_Exported_Functions_Group2
  685. * @{
  686. */
  687. /* I/O operation functions ***************************************************/
  688. HAL_StatusTypeDef HAL_SPI_Transmit(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size, uint32_t Timeout);
  689. HAL_StatusTypeDef HAL_SPI_Receive(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size, uint32_t Timeout);
  690. HAL_StatusTypeDef HAL_SPI_TransmitReceive(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size,
  691. uint32_t Timeout);
  692. HAL_StatusTypeDef HAL_SPI_Transmit_IT(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size);
  693. HAL_StatusTypeDef HAL_SPI_Receive_IT(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size);
  694. HAL_StatusTypeDef HAL_SPI_TransmitReceive_IT(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData,
  695. uint16_t Size);
  696. HAL_StatusTypeDef HAL_SPI_Transmit_DMA(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size);
  697. HAL_StatusTypeDef HAL_SPI_Receive_DMA(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size);
  698. HAL_StatusTypeDef HAL_SPI_TransmitReceive_DMA(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData,
  699. uint16_t Size);
  700. HAL_StatusTypeDef HAL_SPI_DMAPause(SPI_HandleTypeDef *hspi);
  701. HAL_StatusTypeDef HAL_SPI_DMAResume(SPI_HandleTypeDef *hspi);
  702. HAL_StatusTypeDef HAL_SPI_DMAStop(SPI_HandleTypeDef *hspi);
  703. /* Transfer Abort functions */
  704. HAL_StatusTypeDef HAL_SPI_Abort(SPI_HandleTypeDef *hspi);
  705. HAL_StatusTypeDef HAL_SPI_Abort_IT(SPI_HandleTypeDef *hspi);
  706. void HAL_SPI_IRQHandler(SPI_HandleTypeDef *hspi);
  707. void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi);
  708. void HAL_SPI_RxCpltCallback(SPI_HandleTypeDef *hspi);
  709. void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi);
  710. void HAL_SPI_TxHalfCpltCallback(SPI_HandleTypeDef *hspi);
  711. void HAL_SPI_RxHalfCpltCallback(SPI_HandleTypeDef *hspi);
  712. void HAL_SPI_TxRxHalfCpltCallback(SPI_HandleTypeDef *hspi);
  713. void HAL_SPI_ErrorCallback(SPI_HandleTypeDef *hspi);
  714. void HAL_SPI_AbortCpltCallback(SPI_HandleTypeDef *hspi);
  715. /**
  716. * @}
  717. */
  718. /** @addtogroup SPI_Exported_Functions_Group3
  719. * @{
  720. */
  721. /* Peripheral State and Error functions ***************************************/
  722. HAL_SPI_StateTypeDef HAL_SPI_GetState(SPI_HandleTypeDef *hspi);
  723. uint32_t HAL_SPI_GetError(SPI_HandleTypeDef *hspi);
  724. /**
  725. * @}
  726. */
  727. /**
  728. * @}
  729. */
  730. /**
  731. * @}
  732. */
  733. /**
  734. * @}
  735. */
  736. #ifdef __cplusplus
  737. }
  738. #endif
  739. #endif /* STM32WBxx_HAL_SPI_H */
  740. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/